logout.java

这是Java学习的一些常用的例子

//---------------------------------------------------------
// Application: Ch03
// Author     : helpsoft
// File       : Logout.java
//
// Copyright 2004 www.helpsoft.org
//开发时间：2004-11-01 01:03:28 CST 2004
// 作者：曹广鑫
// 访问 http://www.helpsoft.org
//---------------------------------------------------------

package org.helpsoft.ch03.controller;

import javax.servlet.http.*;
import javax.servlet.*;

import org.apache.struts.action.*;

public class Logout extends Action {

  public ActionForward execute(ActionMapping mapping, ActionForm form,
      HttpServletRequest request, HttpServletResponse response) {

    HttpSession session = request.getSession();
    session.invalidate();

    // uncomment if use resin
    // com.caucho.http.security.JdbcAuthenticator auth;
    // auth = (com.caucho.http.security.JdbcAuthenticator) application.getAttribute("caucho.authenticator");
    // if (auth != null) auth.logout(request, response, application, auth.getUserPrincipal(request, response, application));

    return mapping.findForward("success");
  }

}